ID | 112171 |
著者 |
Tanabe, Masato
Tokushima University
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資料タイプ |
学術雑誌論文
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抄録 | A polarizer with high extinction (ER) ratio was developed in the ultraviolet wavelength region using a germanium subwavelength grating (Ge-SWG). By utilizing an eigenmode with the Ge-SWG, a high ER was numerically predicted to exist without requiring a high structural aspect ratio. After using lithography to fabricate the proposed Ge-SWG, an experimental high ER value of 17.4 dB was reached at a wavelength of 360 nm in the developed Ge-SWG, which had a very low structural aspect ratio of 1.67.
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掲載誌名 |
Applied Optics
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ISSN | 1559128X
21553165
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cat書誌ID | AA00543409
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出版者 | OSA publishing
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巻 | 56
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号 | 29
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開始ページ | 8224
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終了ページ | 8229
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発行日 | 2017-10-09
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権利情報 | © 2017 [Optical Society of America]. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the content of this paper are prohibited.
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言語 |
eng
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著者版フラグ |
著者版
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部局 |
理工学系
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